Analysis of Jeju Public Transit System Reorganization Effect Based on Accessibility of Public Transit Networks ??? Considering the Temporal Variability of Public Transit Travel Time ???

??? ????????? ArcGIS??? GTFS tools??? ???????????? ????????? ?????? ???????????? ??????????????? ????????????, ?????? ???????????? ????????? ????????? ????????? ????????? ?????? ???????????? ????????????. ?????? ???????????? ???????????? ?????? ???????????? ???????????? ????????? ??? ??????, ?????? ??? ??????/?????? ???????????? ????????? ????????? ????????? ????????? ????????? ????????????. ?????? ??????????????? ???????????? ?????? ??? ????????? 3????????? ????????? ????????? Travel Time Cube(Farber and Fu, 2017) ?????????????????? ???????????????. ???????????? ???????????? ????????? ???????????? ???????????? ?????? ??????????????? ????????? ??? ??????????????? ????????? ????????? ????????? ???????????? ?????? ?????? ????????? ???????????? ????????? ???????????? ????????? ???????????? ?????? ????????? ?????? ????????? ????????? ????????? ????????????. ?????? ??? ????????? ????????? ???????????? ?????? ????????? ?????? ???????????? ??????????????? ???????????? ??? ????????? ????????? ????????? ????????? ???????????? ?????? ????????? ?????? ??????. ???????????? ????????? ???????????? ?????? ????????? ?????? ???????????? ?????? ????????? ???????????? ???????????? ???????????? ????????? ????????? ????????? ???????????? ?????? ??? ??????????????? ????????? ????????? ???????????? ?????? ?????????????????? ????????????. ?????? ?????? ????????? ???????????? ??????????????? ???????????? ???????????? ????????? ????????? ?????? ???????????? ????????? ????????? ???????????? ????????? ??? ??????. ?????? ???????????? ???????????? ?????? ????????? ????????? ????????? ????????? ???????????? ??????????????? ????????? ?????? ???????????? ????????? ??? ??????